Lukas P 640 TG - Manual (Page 32)

32
4. Remove the reservoir and the seal below it.
5. Free the entire reservoir of dirt using a smooth cloth.
6. When fitting the reservoir, replace the reservoir seal and tighten the fastening screws
(tightening torque, see spare parts list or separate instructions for your unit in the chapter
entitled "Technical data".).
7. Also replace the seal ring of the drain plug and fit it as specified in the spare parts list.
8. Add the new hydraulic fluid to the reservoir through the filling plug.
9. Finally, the unit must be vented as described in the chapter entitled "Start-up"
3. The fastening screws of the hydraulic fluid reservoir must then be loosened.